@article{10_21136_CMJ_1980_101680,
     author = {\v{S}ik, Franti\v{s}ek},
     title = {Schreier-Zassenhaus theorem for algebras. {I}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {313--331},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {1980},
     doi = {10.21136/CMJ.1980.101680},
     mrnumber = {566055},
     zbl = {0419.08003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1980.101680/}
}